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Meanders are formed in the middle course of a river. As the river gains more velocity, the water is pushed to the outside of the river causing more erosion on the outside bend, which forms a steep river c...
First look at the command words in the question, to properly establish how to and what to use to answer the question. This questions has two elements, 'opportunities' and 'challenges' therefore good to di...
Weathering is the physical or chemical break down of rock or soil in the place where the rock/soil is located - called 'in situ'. No material is transported when an in situ rock is weathered, however its ...
A waterfall is an erosional landform found in the upper course of a river. Its formation starts as water flows over rock eroding downwards by hydraulic action and abrasion (and perhaps corrosion). Differe...
Greenhouse gases, such as CO2, increase trapped heat in the earths atmosphere leading to a global warming effect. Human activities can cause an increase in greenhouse gases in a number of ways.The b...
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